7555820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 17091648

約数和(自身を除く): 9535828

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 170, 284, 313, 340, 355, 626, 710, 1207, 1252, 1420, 1565, 2414, 3130, 4828, 5321, 6035, 6260, 10642, 12070, 21284, 22223, 24140, 26605, 44446, 53210, 88892, 106420, 111115, 222230, 377791, 444460, 755582, 1511164, 1888955, 3777910, 7555820]

約数ペア:

[(1, 7555820), (2, 3777910), (4, 1888955), (5, 1511164), (10, 755582), (17, 444460), (20, 377791), (34, 222230), (68, 111115), (71, 106420), (85, 88892), (142, 53210), (170, 44446), (284, 26605), (313, 24140), (340, 22223), (355, 21284), (626, 12070), (710, 10642), (1207, 6260), (1252, 6035), (1420, 5321), (1565, 4828), (2414, 3130)]